package com.ryhx.ssm.service;

import java.util.List;

import com.ryhx.ssm.domain.UserT;

public interface IUserService {
	public UserT getUserById (int userId);
	public List<UserT> getUserList();
	public void addUser(UserT user);
	public UserT getUserByUsername(String username);
	public UserT getUserByUsernameAndPassword(String username ,String password);
}
